in ultrasonography, giving off few echoes; said of tissues or structures that reflect relatively few of the ultrasound waves directed at them.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
A region in an ultrasound image in which the echoes are weaker or fewer than normal or in the surrounding regions.
[hypo- + echo + -ic]
Farlex Partner Medical Dictionary © Farlex 2012
hypoechoicadjective Referring to an abnormal reduction in echoes by ultrasonography, usually attributed to a pathologic change in tissue density.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
hypoechoicImaging adjective Relating to an abnormal ↓ in echoes by ultrasonography, due to a pathologic change in tissue density
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
Pertaining to a region in an ultrasound image in which the echoes are weaker or fewer than normal or in the surrounding regions.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012